From a8d3301ee10671f6215b60ba752c808b727fb98d Mon Sep 17 00:00:00 2001 From: Evandro Menezes Date: Tue, 21 Feb 2017 22:16:13 +0000 Subject: [AArch64, X86] Add statistics for the MacroFusion pass llvm-svn: 295777 --- llvm/lib/Target/X86/X86MacroFusion.cpp | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'llvm/lib/Target/X86/X86MacroFusion.cpp') diff --git a/llvm/lib/Target/X86/X86MacroFusion.cpp b/llvm/lib/Target/X86/X86MacroFusion.cpp index ac44d920595..e1253d38683 100644 --- a/llvm/lib/Target/X86/X86MacroFusion.cpp +++ b/llvm/lib/Target/X86/X86MacroFusion.cpp @@ -14,11 +14,14 @@ #include "X86MacroFusion.h" #include "X86Subtarget.h" +#include "llvm/ADT/Statistic.h" #include "llvm/Support/CommandLine.h" #include "llvm/Target/TargetInstrInfo.h" #define DEBUG_TYPE "misched" +STATISTIC(NumFused, "Number of instr pairs fused"); + using namespace llvm; static cl::opt EnableMacroFusion("x86-misched-fusion", cl::Hidden, @@ -245,6 +248,7 @@ void X86MacroFusion::apply(ScheduleDAGInstrs *DAGInstrs) { if (SuccDep.getSUnit() == &ExitSU) SuccDep.setLatency(0); + ++NumFused; DEBUG(dbgs() << "Macro fuse "; SU.print(dbgs(), DAG); dbgs() << " - ExitSU" << '\n'); -- cgit v1.2.3